Welcome to John Williamson Joinery John Williamson Joinery was first established in 1979. Starting as a one-man business John Williamson Joinery has now grown to a company of seven, boasting a collective figure of 65 years experience in the Joinery Trade and became a partnership in 2001. At JWJ we pride ourselves on our good quality joinery, at realistic prices. For twenty-three years we have been combining traditional craftmanship with modern technology and techniques, to provide a service that meets every need. Well known for our bespoke quality and personal service JWJ has continued to grow, leading to a recent expansion of our premises at Chardstock Works. The new unit provides a more organised, spacious working environment ensuring JWJ's joinery is kept at the high standards of our reputation. "If it's made from wood, we make it!"